Across
- 1. boundary between plates sliding past each other
- 3. a supercontinent that existed 2 million years ago
- 5. the sideways and downwards movement of a tectonic plate into the mantle
- 7. energy waves traveling out of an earthquake
- 8. the man that discovered continental drift
- 9. a disaster caused when tectonic plates collide
Down
- 2. tectonic plates that slide past each other
- 4. tectonic plates that move away from each other
- 6. tectonic plates that move towards each other